158434370 has 48 divisors (see below), whose sum is σ = 299049408. Its totient is φ = 60419520.

The previous prime is 158434351. The next prime is 158434379. The reversal of 158434370 is 73434851.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 158434370.

It is not an unprimeable number, because it can be changed into a prime (158434379) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 971909 + ... + 972071.

It is an arithmetic number, because the mean of its divisors is an integer number (6230196).

Almost surely, 2^158434370 is an apocalyptic number.

158434370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

158434370 is a deficient number, since it is larger than the sum of its proper divisors (140615038).

158434370 is a wasteful number, since it uses less digits than its factorization.

158434370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 158434370 is about 12587.0715418639. The cubic root of 158434370 is about 541.1069770217.

The spelling of 158434370 in words is "one hundred fifty-eight million, four hundred thirty-four thousand, three hundred seventy".